Files
utun2/lib/liblmdb/mdb_stat.1
T
evgeny 38c9f229bc stcp: ed25519 pubkey exchange in handshake, fix instance destroy segfault, fix chat_tcp_test
- u_async.c: process immediate_queue BEFORE epoll_wait in uasync_poll
- stcp_link.c: defensive NULL etcp_conn/etcp_link in stcp_link_close
- utun_instance.c: move stcp_server_list_destroy_all to Phase J (before ETCP),
  add deferred drain in both Phase J and L
- stcp.h/c: STCP_HS_ENC_CLIENT 6→38, STCP_HS_ENC_SERVER 7→39,
  exchange ed25519_pubkey in both handshake directions
- etcp_connections.c: copy peer_ed25519 from STCP to ETCP_CONN in
  etcp_link_enter_ready_tcp; guard link->etcp in tcp_link_close_cb
- chat_sync.c: fix lk->conn NULL dereference for TCP links
- test_stcp.c: update stcp_server_create/stcp_client_connect callsites
- tools/chat_tcp_test: change transport udp→tcp
2026-08-07 00:48:27 +03:00

65 lines
1.7 KiB
Groff

.TH MDB_STAT 1 "2015/09/30" "LMDB 0.9.17"
.\" Copyright 2012-2021 Howard Chu, Symas Corp. All Rights Reserved.
.\" Copying restrictions apply. See COPYRIGHT/LICENSE.
.SH NAME
mdb_stat \- LMDB environment status tool
.SH SYNOPSIS
.B mdb_stat
[\c
.BR \-V ]
[\c
.BR \-e ]
[\c
.BR \-f [ f [ f ]]]
[\c
.BR \-n ]
[\c
.BR \-r [ r ]]
[\c
.BR \-a \ |
.BI \-s \ subdb\fR]
.BR \ envpath
.SH DESCRIPTION
The
.B mdb_stat
utility displays the status of an LMDB environment.
.SH OPTIONS
.TP
.BR \-V
Write the library version number to the standard output, and exit.
.TP
.BR \-e
Display information about the database environment.
.TP
.BR \-f
Display information about the environment freelist.
If \fB\-ff\fP is given, summarize each freelist entry.
If \fB\-fff\fP is given, display the full list of page IDs in the freelist.
.TP
.BR \-n
Display the status of an LMDB database which does not use subdirectories.
.TP
.BR \-r
Display information about the environment reader table.
Shows the process ID, thread ID, and transaction ID for each active
reader slot. The process ID and transaction ID are in decimal, the
thread ID is in hexadecimal. The transaction ID is displayed as "-"
if the reader does not currently have a read transaction open.
If \fB\-rr\fP is given, check for stale entries in the reader
table and clear them. The reader table will be printed again
after the check is performed.
.TP
.BR \-a
Display the status of all of the subdatabases in the environment.
.TP
.BR \-s \ subdb
Display the status of a specific subdatabase.
.SH DIAGNOSTICS
Exit status is zero if no errors occur.
Errors result in a non-zero exit status and
a diagnostic message being written to standard error.
.SH "SEE ALSO"
.BR mdb_copy (1)
.SH AUTHOR
Howard Chu of Symas Corporation <http://www.symas.com>